/Engine/Plugins/Runtime/nDisplay/Source/DisplayCluster/Public/Blueprints/DisplayClusterBlueprintLib.h
Gets a list of all light card actors on the level linked to the specified root actor.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintPure, Meta=(DisplayName="DisplayCluster Module API"), Category="NDisplay") static void FindLightCardsForRootActor ( const [ADisplayClusterRootActor](API\Plugins\DisplayCluster\ADisplayClusterRootActor) * RootActor, [TSet](API\Runtime\Core\Containers\TSet)< [ADisplayClusterLightCardActor](API\Plugins\DisplayCluster\ADisplayClusterLightCardActor) * > & OutLightCards )